body {
  background-color: #fff;
  color: #222;
  font: 16px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  margin: 0;
}
.container {
  margin: 30px;
  max-width: 600px;
}
h1 {
  color: #dc3545;
  font-size: 24px;
}
h2 {
  font-size: 18px;
}
